:Quinoid
{{Short description|Organic compounds derived from quinone}}{{Main|Quinone}}
In organic chemistry, quinoids are a class of chemical compounds that are derived from quinone. Unlike benzenoid structures, the quinoid part is not aromatic.{{Citation |last1=Wong |first1=Henry N. C. |title=Non-benzenoid quinones |url=https://doi.org/10.1002/9780470772126.ch13 |work=The Quinonoid Compounds: Vol. 2 (1988) |pages=1501–1563 |place=Chichester, UK |publisher=John Wiley & Sons, Inc. |doi=10.1002/9780470772126.ch13 |access-date=2023-02-09 |last2=Chan |first2=Tze-Lock |last3=Luh |first3=Tien-Yau|year=1988 |isbn=9780470772126 |url-access=subscription }}